Determination by spectrophotometry shows that the contents of chromium in tanning wastes exceed the limitation greatly.

Research on treating tannery wastewater by using supported catalysts nanometer-sized TiO_2on quartz sand;

Study on photocatalytic degradation of tannery wastewater with transition metal-doped TiO_2 nanoparticles;

Coagulating sedimentation and biological contact oxidation for tannery wastewater treatment;

Application of coal gangue-based coagulant in the treatment of tanning wastewater;

Flow injection spectrophotometric determination of trace Cr(Ⅵ) in tanning wastewater;

Treatment of the tanning wastewater by biological contact oxidation technology;

Reconstructing technique of anaerobic microbes for deep-degree processing of vegetable tanning wastewater;

Removal ability of organics in leather wastewater by micro-filtration;

Engineering design of leather wastewater treatment by UASB-Contact oxidation;